Fence plinth



FIG. 1 is a perspective view of a fence plinth showing my new design according to a first embodiment;

FIG. 2 is a cross-sectional view of the first embodiment taken along line 2-2 of FIG. 1;

FIG. 3 is a perspective view of a fence plinth showing my new design according to a second embodiment; and,

FIG. 4 is a cross-sectional view of the second embodiment taken along line 4-4 of FIG. 3.

The drawings contain a symbolic break. The portion between the break lines forms no part of the claimed design. 

CLAIM The ornamental design for a fence plinth, as shown and described. 